Kling 4

// Node.js. Running this creates one paid generation.
import { randomUUID } from 'node:crypto';
const base = "https://www.made.app/api";
const headers = {
  Authorization: `Bearer ${process.env.MADE_API_KEY}`,
  'Content-Type': 'application/json',
};
const input = {
  "model": "kling_4",
  "prompt": "A skateboarder kickflips down five concrete stairs in an empty parking garage at night, lands clean and rolls straight at the camera, sodium lights strobing overhead, the crack of the board and the roar of the wheels echoing, low handheld fisheye follow.",
  "duration": 4,
  "resolution": "720p",
  "aspect_ratio": "16:9"
};

async function api(path, body) {
  const response = await fetch(base + path, {
    method: body ? 'POST' : 'GET', headers,
    ...(body && { body: JSON.stringify(body) }),
  });
  if (!response.ok) throw new Error(await response.text());
  return response.json();
}

const { cost } = await api('/v1/cost', input);
console.log('Quoted cents:', cost.customerCostCents);
// Preserve this request ID when retrying a submission.
const requestId = randomUUID();
let job = await api('/v1/generations', {
  ...input, request_id: requestId,
  max_cost_cents: cost.customerCostCents,
});
console.log('Request:', job.id);
while (!['succeeded', 'failed', 'canceled'].includes(job.status)) {
  await new Promise(resolve => setTimeout(resolve, 3000));
  job = await api('/v1/generations/' + job.id);
}
if (job.status !== 'succeeded') throw new Error(JSON.stringify(job.error || job.status));
console.log(job.result.assets);